X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/55e303ae13a4cf49d70f2294092726f2fffb9ef2..ff6e181ae92fc6f1e89841290f461d1f2f9badd9:/osfmk/ppc/cpu_data.h diff --git a/osfmk/ppc/cpu_data.h b/osfmk/ppc/cpu_data.h index 34c2ff7ea..22ff7330f 100644 --- a/osfmk/ppc/cpu_data.h +++ b/osfmk/ppc/cpu_data.h @@ -1,10 +1,8 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * - * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. - * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in @@ -30,48 +28,31 @@ #ifndef PPC_CPU_DATA #define PPC_CPU_DATA -typedef struct -{ - int preemption_level; - int simple_lock_count; - int interrupt_level; -} cpu_data_t; +#ifdef MACH_KERNEL_PRIVATE -#define disable_preemption _disable_preemption -#define enable_preemption _enable_preemption -#define enable_preemption_no_check _enable_preemption_no_check -#define mp_disable_preemption _disable_preemption -#define mp_enable_preemption _enable_preemption -#define mp_enable_preemption_no_check _enable_preemption_no_check +#include +#include -extern __inline__ thread_act_t current_act(void) +extern thread_t current_thread(void); +extern __inline__ thread_t current_thread(void) { - thread_act_t act; - __asm__ volatile("mfsprg %0,1" : "=r" (act)); - return act; -}; + thread_t result; -/* - * Note that the following function is ONLY guaranteed when preemption or interrupts are disabled - */ -extern __inline__ struct per_proc_info *getPerProc(void) -{ - struct per_proc_info *perproc; - __asm__ volatile("mfsprg %0,0" : "=r" (perproc)); - return perproc; -}; + __asm__ volatile("mfsprg %0,1" : "=r" (result)); -#define current_thread() current_act()->thread + return (result); +} -extern void set_machine_current_act(thread_act_t); +#define getPerProc() current_thread()->machine.PerProc extern int get_preemption_level(void); -extern void disable_preemption(void); -extern void enable_preemption(void); -extern void enable_preemption_no_check(void); -extern void mp_disable_preemption(void); -extern void mp_enable_preemption(void); -extern void mp_enable_preemption_no_check(void); -extern int get_simple_lock_count(void); +extern void _enable_preemption_no_check(void); + +#define enable_preemption_no_check() _enable_preemption_no_check() +#define mp_disable_preemption() _disable_preemption() +#define mp_enable_preemption() _enable_preemption() +#define mp_enable_preemption_no_check() _enable_preemption_no_check() + +#endif /* MACH_KERNEL_PRIVATE */ #endif /* PPC_CPU_DATA */